| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years it has been | 37 |
|
| 2 | [num] years [pers pn] has been | 31 |
|
| 3 | [adj] years [pers pn] has been | 18 |
|
| 4 | recent years [pers pn] has been | 17 |
|
| 5 | recent years [pers pn] has been | 17 |
|
| 6 | [adj] years he has been | 14 |
|
| 7 | [det] years [pers pn] has been | 8 |
|
| 8 | [adj] years she has been | 6 |
|
| 9 | two years [pers pn] has been | 6 |
|
| 10 | two years [pers pn] has been | 6 |
|
